| Equity incentive plan |
| | 2021 | | | 2020 | | | | Number of units | | | Number of units | | Outstanding, beginning of period | | | 1,083,412 | | | | 1,300,518 | | Share reserve increase | | | - | | | | - | | Units granted | | | (286,942 | ) | | | (125,762 | ) | Units forfeited | | | 295,524 | | | | 2,989 | | Units expired | | | - | | | | - | | Outstanding, end of period | | | 1,091,994 | | | | 1,177,745 | |
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